Cita APA (7a ed.)

Moulton, H. G., & Lewis, C. (1925). The french debt problem. MacMillan.

Cita Chicago Style (17a ed.)

Moulton, Harold G., y Cleona Lewis. The French Debt Problem. New York [etc.]: MacMillan, 1925.

Cita MLA (9a ed.)

Moulton, Harold G., y Cleona Lewis. The French Debt Problem. MacMillan, 1925.